AS21589

City of San Jose

AS 21589 CSJ-INTERNET

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

8,704 IP addresses
ASN21589
NameCSJ-INTERNET
OrganizationCity of San Jose
CountryUnited States  
RegistryARIN
IPv4 addresses8,704
IPv6 /64 networks216
Prefixes25
IPv4 Prefixes for AS21589 - showing the first 20 of 24 networks
Network Location Addresses
156.39.0.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.1.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.10.0/24 City of San Jose   Santa Clara 256
156.39.11.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.12.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.125.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.127.0/24 City of San Jose   San Jose 256
156.39.13.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.131.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.15.0/24 City of San Jose   San Jose 256
156.39.160.0/24 City of San Jose   San Jose (Central San Jose) 256
156.39.2.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.28.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.3.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.48.0/21 City of San Jose   San Jose (Central San Jose) 2,048
156.39.5.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.60.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.62.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.63.0/24 City of San Jose   Fremont (East Industrial) 256
156.39.64.0/22 City of San Jose   San Jose (Central San Jose) 1,024
IPv6 Prefixes for AS21589
Network Location /64 Prefixes
2001:470:f0::/48 City of San Jose   Fremont (East Industrial) 216